Chandra X-ray Observatory observations of the Perseus galaxy cluster's black hole and M87's jet have been turned into sound ...
Late on ChristmasEve 1975, at the Glenforsa Hotel on the Isle of Mull, one guest - Norman Peter Gibbs - flabbergasted ...
Yokes or sidesticks? Moving throttles or fixed detents? The choices pilots face reveal a deeper divide in cockpit design ...
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